Ribbon cartridge



FIG. 1 is a perspective view of a ribbon cartridge showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is an elevational view of the ribbon end; and

FIG. 7 is an elevational view of the end opposite that shown in FIG. 6. 

The ornamental design for a ribbon cartridge, as shown. 